Well I'm on Ubuntu MATE Xenial now and the indicator applet is quite different. No notification is shown at all despite the option being enabled in Thunderbird. Either this is intentional or a new bug so I'll leave this to expire until I know better.
-- You received this bug notification because you are a member of DX Packages, which is subscribed to indicator-applet in Ubuntu. Matching subscriptions: dx-packages https://bugs.launchpad.net/bugs/1416150 Title: Notification remains permanently Status in indicator-applet package in Ubuntu: Incomplete Bug description: The new message icon appears in the system tray applet when I get a new mail, but then it remains permanently until I manually clear it. Reading the message, deleting it, moving it, replying to it, nothing I do will clear it automatically. ProblemType: Bug DistroRelease: Ubuntu 12.04 Package: thunderbird 1:31.4.0+build1-0ubuntu0.12.04.1 ProcVersionSignature: Ubuntu 3.11.0-26.45~precise1-generic 3.11.10.12 Uname: Linux 3.11.0-26-generic i686 NonfreeKernelModules: nvidia AddonCompatCheckDisabled: False AlsaVersion: Advanced Linux Sound Architecture Driver Version k3.11.0-26-generic. ApportVersion: 2.0.1-0ubuntu17.8 Architecture: i386 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: ken 2701 F.... pulseaudio BuildID: 20150112185420 CRDA: Error: command ['iw', 'reg', 'get'] failed with exit code 1: nl80211 not found. Card0.Amixer.info: Card hw:0 'ICH5'/'Intel ICH5 with AD1980 at irq 17' Mixer name : 'Analog Devices AD1980' Components : 'AC97a:41445370' Controls : 40 Simple ctrls : 29 Channel: Unavailable Date: Thu Jan 29 22:34:41 2015 ForcedLayersAccel: False IncompatibleExtensions: English (GB) Language Pack - langpack-en...@thunderbird.mozilla.org Thunderbird (default) - {972ce4c6-7e08-4474-a285-3208198ce6fd} IpRoute: default via 192.168.0.254 dev eth1 metric 10 169.254.0.0/16 dev eth1 scope link metric 10 192.168.0.0/24 dev eth1 proto kernel scope link src 192.168.0.13 metric 10 IwConfig: lo no wireless extensions. eth1 no wireless extensions. MarkForUpload: True MostRecentCrashID: bp-a9d5103d-b385-455f-a80b-a99022150103 PrefSources: prefs.js ProcEnviron: LANGUAGE=en_GB:en TERM=xterm PATH=(custom, no user) LANG=en_GB.UTF-8 SHELL=/bin/bash Profiles: Profile0 (Default) - LastVersion=31.4.0/20150112185420 (In use) RelatedPackageVersions: adobe-flashplugin 11.2.202.424-0precise1 rhythmbox-mozilla 2.96-0ubuntu4.3 totem-mozilla 3.0.1-0ubuntu21.1 gnome-shell 3.4.1-0ubuntu2 browser-plugin-vlc 2.0.0-1 RfKill: RunningIncompatibleAddons: True SourcePackage: thunderbird SubmittedCrashIDs: bp-a9d5103d-b385-455f-a80b-a99022150103 bp-f70beabe-558c-4dee-a248-d118c2150101 UpgradeStatus: Upgraded to precise on 2014-12-07 (53 days ago) dmi.bios.date: 09/27/2004 dmi.bios.vendor: Dell Computer Corporation dmi.bios.version: A07 dmi.board.name: 0W2562 dmi.board.vendor: Dell Computer Corp. dmi.chassis.type: 6 dmi.chassis.vendor: Dell Computer Corporation dmi.modalias: dmi:bvnDellComputerCorporation:bvrA07:bd09/27/2004:svnDellComputerCorporation:pnDimension8300:pvr:rvnDellComputerCorp.:rn0W2562:rvr:cvnDellComputerCorporation:ct6:cvr: dmi.product.name: Dimension 8300 dmi.sys.vendor: Dell Computer Corporation To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/indicator-applet/+bug/1416150/+subscriptions -- Mailing list: https://launchpad.net/~dx-packages Post to : dx-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~dx-packages More help : https://help.launchpad.net/ListHelp